/* 产品服务 */
.services {
    position: relative;
    overflow: hidden;
}

.services::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(76, 175, 80, 0.2), transparent);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient);
}

.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    right: 0;
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 0 0 40px 40px;
    border-color: transparent transparent rgba(76, 175, 80, 0.1) transparent;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--box-shadow-hover);
}

.service-card:hover::after {
    border-width: 0 0 80px 80px;
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: float 3s ease-in-out infinite;
    display: inline-block;
}

@keyframes float {
    0% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
    100% {
        transform: translateY(0);
    }
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    position: relative;
    padding-bottom: 15px;
}

.service-card h3::after {
    content: '';
    position: absolute;
    width: 40px;
    height: 2px;
    background: var(--gradient);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}